//
//  UserAccount.swift
//  JMWB
//
//  Created by 个人电脑 on 16/3/19.
//  Copyright © 2016年 个人电脑. All rights reserved.
//

import UIKit

class UserAccount: NSObject {
    //令牌
    var access_token: String?
    //过期时间(秒)
    var expires_in: NSTimeInterval = 0{
        didSet{
            expires_date = NSDate(timeIntervalSinceNow: expires_in)
        }
    }
    //当前授权用户的UID
    var uid: String?
    //过期日期
    var expires_date: NSDate?
    //用户头像的地址
    var avatar_large: String?
    //昵称
    var screen_name: String?
    
    init(dict: [String : AnyObject]) {
        super.init()
        setValuesForKeysWithDictionary(dict)
    }

    override func setValue(value: AnyObject?, forUndefinedKey key: String){}
    
//     重写description方法(计算属性)
   override var description: String {
        get{
            //dictionaryWithValuesForKeys将对象转为字典
        return dictionaryWithValuesForKeys(["access_token", "expires_in","uid","expires_date", "avatar_large", "screen_name"]).description
        }
    }
    //归档&解档
    func encodeWithCoder(aCoder: NSCoder){
        aCoder.encodeObject(access_token, forKey: "access_token")
        aCoder.encodeObject(expires_date, forKey: "expires_date")
        aCoder.encodeObject(uid, forKey: "uid")
        aCoder.encodeObject(avatar_large, forKey: "avatar_large")
        aCoder.encodeObject(screen_name, forKey: "screen_name")
    }
    init?(coder aDecoder: NSCoder) {
        access_token = aDecoder.decodeObjectForKey("access_token") as? String
        expires_date = aDecoder.decodeObjectForKey("expires_date") as? NSDate
        uid = aDecoder.decodeObjectForKey("uid") as? String
        avatar_large = aDecoder.decodeObjectForKey("avatar_large") as? String
        screen_name = aDecoder.decodeObjectForKey("screen_name") as? String

        
    }
}
